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-rw-r--r--arch/cris/arch-v32/boot/compressed/misc.c318
1 files changed, 0 insertions, 318 deletions
diff --git a/arch/cris/arch-v32/boot/compressed/misc.c b/arch/cris/arch-v32/boot/compressed/misc.c
deleted file mode 100644
index 3595e16..0000000
--- a/arch/cris/arch-v32/boot/compressed/misc.c
+++ /dev/null
@@ -1,318 +0,0 @@
-/*
- * misc.c
- *
- * This is a collection of several routines from gzip-1.0.3
- * adapted for Linux.
- *
- * malloc by Hannu Savolainen 1993 and Matthias Urlichs 1994
- * puts by Nick Holloway 1993, better puts by Martin Mares 1995
- * adaptation for Linux/CRIS Axis Communications AB, 1999
- *
- */
-
-/* where the piggybacked kernel image expects itself to live.
- * it is the same address we use when we network load an uncompressed
- * image into DRAM, and it is the address the kernel is linked to live
- * at by vmlinux.lds.S
- */
-
-#define KERNEL_LOAD_ADR 0x40004000
-
-
-#include <linux/types.h>
-#include <hwregs/reg_rdwr.h>
-#include <hwregs/reg_map.h>
-#include <hwregs/ser_defs.h>
-#include <hwregs/pinmux_defs.h>
-#ifdef CONFIG_CRIS_MACH_ARTPEC3
-#include <hwregs/clkgen_defs.h>
-#endif
-
-/*
- * gzip declarations
- */
-
-#define OF(args) args
-#define STATIC static
-
-void* memset(void* s, int c, size_t n);
-void* memcpy(void* __dest, __const void* __src,
- size_t __n);
-
-#define memzero(s, n) memset ((s), 0, (n))
-
-
-typedef unsigned char uch;
-typedef unsigned short ush;
-typedef unsigned long ulg;
-
-#define WSIZE 0x8000 /* Window size must be at least 32k, */
- /* and a power of two */
-
-static uch *inbuf; /* input buffer */
-static uch window[WSIZE]; /* Sliding window buffer */
-
-unsigned inptr = 0; /* index of next byte to be processed in inbuf
- * After decompression it will contain the
- * compressed size, and head.S will read it.
- */
-
-static unsigned outcnt = 0; /* bytes in output buffer */
-
-/* gzip flag byte */
-#define ASCII_FLAG 0x01 /* bit 0 set: file probably ascii text */
-#define CONTINUATION 0x02 /* bit 1 set: continuation of multi-part gzip file */
-#define EXTRA_FIELD 0x04 /* bit 2 set: extra field present */
-#define ORIG_NAME 0x08 /* bit 3 set: original file name present */
-#define COMMENT 0x10 /* bit 4 set: file comment present */
-#define ENCRYPTED 0x20 /* bit 5 set: file is encrypted */
-#define RESERVED 0xC0 /* bit 6,7: reserved */
-
-#define get_byte() inbuf[inptr++]
-
-/* Diagnostic functions */
-#ifdef DEBUG
-# define Assert(cond,msg) {if(!(cond)) error(msg);}
-# define Trace(x) fprintf x
-# define Tracev(x) {if (verbose) fprintf x ;}
-# define Tracevv(x) {if (verbose>1) fprintf x ;}
-# define Tracec(c,x) {if (verbose && (c)) fprintf x ;}
-# define Tracecv(c,x) {if (verbose>1 && (c)) fprintf x ;}
-#else
-# define Assert(cond,msg)
-# define Trace(x)
-# define Tracev(x)
-# define Tracevv(x)
-# define Tracec(c,x)
-# define Tracecv(c,x)
-#endif
-
-static void flush_window(void);
-static void error(char *m);
-
-extern char *input_data; /* lives in head.S */
-
-static long bytes_out;
-static uch *output_data;
-static unsigned long output_ptr;
-
-static void error(char *m);
-
-static void puts(const char *);
-
-/* the "heap" is put directly after the BSS ends, at end */
-
-extern int _end;
-static long free_mem_ptr = (long)&_end;
-static long free_mem_end_ptr;
-
-#include "../../../../../lib/inflate.c"
-
-/* decompressor info and error messages to serial console */
-
-static inline void
-serout(const char *s, reg_scope_instances regi_ser)
-{
- reg_ser_rs_stat_din rs;
- reg_ser_rw_dout dout = {.data = *s};
-
- do {
- rs = REG_RD(ser, regi_ser, rs_stat_din);
- }
- while (!rs.tr_rdy);/* Wait for transceiver. */
-
- REG_WR(ser, regi_ser, rw_dout, dout);
-}
-
-static void
-puts(const char *s)
-{
-#ifndef CONFIG_ETRAX_DEBUG_PORT_NULL
- while (*s) {
-#ifdef CONFIG_ETRAX_DEBUG_PORT0
- serout(s, regi_ser0);
-#endif
-#ifdef CONFIG_ETRAX_DEBUG_PORT1
- serout(s, regi_ser1);
-#endif
-#ifdef CONFIG_ETRAX_DEBUG_PORT2
- serout(s, regi_ser2);
-#endif
-#ifdef CONFIG_ETRAX_DEBUG_PORT3
- serout(s, regi_ser3);
-#endif
- *s++;
- }
-/* CONFIG_ETRAX_DEBUG_PORT_NULL */
-#endif
-}
-
-void*
-memset(void* s, int c, size_t n)
-{
- int i;
- char *ss = (char*)s;
-
- for (i=0;i<n;i++) ss[i] = c;
-
- return s;
-}
-
-void*
-memcpy(void* __dest, __const void* __src,
- size_t __n)
-{
- int i;
- char *d = (char *)__dest, *s = (char *)__src;
-
- for (i=0;i<__n;i++) d[i] = s[i];
-
- return __dest;
-}
-
-/* ===========================================================================
- * Write the output window window[0..outcnt-1] and update crc and bytes_out.
- * (Used for the decompressed data only.)
- */
-
-static void
-flush_window()
-{
- ulg c = crc; /* temporary variable */
- unsigned n;
- uch *in, *out, ch;
-
- in = window;
- out = &output_data[output_ptr];
- for (n = 0; n < outcnt; n++) {
- ch = *out++ = *in++;
- c = crc_32_tab[((int)c ^ ch) & 0xff] ^ (c >> 8);
- }
- crc = c;
- bytes_out += (ulg)outcnt;
- output_ptr += (ulg)outcnt;
- outcnt = 0;
-}
-
-static void
-error(char *x)
-{
- puts("\r\n\n");
- puts(x);
- puts("\r\n\n -- System halted\n");
-
- while(1); /* Halt */
-}
-
-void
-setup_normal_output_buffer(void)
-{
- output_data = (char *)KERNEL_LOAD_ADR;
-}
-
-static inline void
-serial_setup(reg_scope_instances regi_ser)
-{
- reg_ser_rw_xoff xoff;
- reg_ser_rw_tr_ctrl tr_ctrl;
- reg_ser_rw_rec_ctrl rec_ctrl;
- reg_ser_rw_tr_baud_div tr_baud;
- reg_ser_rw_rec_baud_div rec_baud;
-
- /* Turn off XOFF. */
- xoff = REG_RD(ser, regi_ser, rw_xoff);
-
- xoff.chr = 0;
- xoff.automatic = regk_ser_no;
-
- REG_WR(ser, regi_ser, rw_xoff, xoff);
-
- /* Set baudrate and stopbits. */
- tr_ctrl = REG_RD(ser, regi_ser, rw_tr_ctrl);
- rec_ctrl = REG_RD(ser, regi_ser, rw_rec_ctrl);
- tr_baud = REG_RD(ser, regi_ser, rw_tr_baud_div);
- rec_baud = REG_RD(ser, regi_ser, rw_rec_baud_div);
-
- tr_ctrl.stop_bits = 1; /* 2 stop bits. */
- tr_ctrl.en = 1; /* enable transmitter */
- rec_ctrl.en = 1; /* enabler receiver */
-
- /*
- * The baudrate setup used to be a bit fishy, but now transmitter and
- * receiver are both set to the intended baud rate, 115200.
- * The magic value is 29.493 MHz.
- */
- tr_ctrl.base_freq = regk_ser_f29_493;
- rec_ctrl.base_freq = regk_ser_f29_493;
- tr_baud.div = (29493000 / 8) / 115200;
- rec_baud.div = (29493000 / 8) / 115200;
-
- REG_WR(ser, regi_ser, rw_tr_ctrl, tr_ctrl);
- REG_WR(ser, regi_ser, rw_tr_baud_div, tr_baud);
- REG_WR(ser, regi_ser, rw_rec_ctrl, rec_ctrl);
- REG_WR(ser, regi_ser, rw_rec_baud_div, rec_baud);
-}
-
-void
-decompress_kernel(void)
-{
- char revision;
-
-#if defined(CONFIG_ETRAX_DEBUG_PORT1) || \
- defined(CONFIG_ETRAX_DEBUG_PORT2) || \
- defined(CONFIG_ETRAX_DEBUG_PORT3)
- reg_pinmux_rw_hwprot hwprot;
-
-#ifdef CONFIG_CRIS_MACH_ARTPEC3
- reg_clkgen_rw_clk_ctrl clk_ctrl;
-
- /* Enable corresponding clock region when serial 1..3 selected */
-
- clk_ctrl = REG_RD(clkgen, regi_clkgen, rw_clk_ctrl);
- clk_ctrl.sser_ser_dma6_7 = regk_clkgen_yes;
- REG_WR(clkgen, regi_clkgen, rw_clk_ctrl, clk_ctrl);
-#endif
-
- /* pinmux setup for ports 1..3 */
- hwprot = REG_RD(pinmux, regi_pinmux, rw_hwprot);
-#endif
-
-#ifdef CONFIG_ETRAX_DEBUG_PORT0
- serial_setup(regi_ser0);
-#endif
-#ifdef CONFIG_ETRAX_DEBUG_PORT1
- hwprot.ser1 = regk_pinmux_yes;
- serial_setup(regi_ser1);
-#endif
-#ifdef CONFIG_ETRAX_DEBUG_PORT2
- hwprot.ser2 = regk_pinmux_yes;
- serial_setup(regi_ser2);
-#endif
-#ifdef CONFIG_ETRAX_DEBUG_PORT3
- hwprot.ser3 = regk_pinmux_yes;
- serial_setup(regi_ser3);
-#endif
-#if defined(CONFIG_ETRAX_DEBUG_PORT1) || \
- defined(CONFIG_ETRAX_DEBUG_PORT2) || \
- defined(CONFIG_ETRAX_DEBUG_PORT3)
- REG_WR(pinmux, regi_pinmux, rw_hwprot, hwprot);
-#endif
-
- /* input_data is set in head.S */
- inbuf = input_data;
-
- setup_normal_output_buffer();
-
- makecrc();
-
- __asm__ volatile ("move $vr,%0" : "=rm" (revision));
- if (revision < 32)
- {
- puts("You need an ETRAX FS to run Linux 2.6/crisv32.\r\n");
- while(1);
- }
-
- puts("Uncompressing Linux...\r\n");
- gunzip();
- puts("Done. Now booting the kernel.\r\n");
-}